<template>
  <div class="my-product">
    <h3>标题: {{ title }}</h3>
    <p>价格: {{ price }}元</p>
    <p>{{ desc }}</p>
    <button @click="kan">点击砍一刀</button>
  </div>
</template>

<script>
export default {
  props: ['index','title','price','desc'],
  data() {
      return{}
  },
  methods:{
      kan() {
          this.$emit('updata',this.index,1)
      }
  }
};
</script>

<style>
.my-product {
  width: 400px;
  padding: 20px;
  border: 2px solid #000;
  border-radius: 5px;
  margin: 10px;
}
</style>